1. Subject to a proviso
   "a provisory clause" 
2. Under terms not final or fully worked out or agreed upon
   - probationary, provisional, provisionary, tentative

See also: conditional

• school bus
• school crossing
• school day
• school dictionary
• school district
• school newspaper
• school of dentistry
• school of law
• school of medicine
• school of music
• school of nursing
• school of thought
• school paper
• school phobia
• school principal
• school ship
• school superintendent
• school system
• school term
• school text
• school year
• school-age child
• schoolbag
• schoolbook
• schoolboy